<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body onload="disconnect()">
<noscript><h2 style="color: #fff00000;">貌似你的浏览器不支持WebSocket</h2></noscript>
<div>
    <div>
        <button id="connect" onclick="connect();">链接</button>
        <button id="disconnect" onclick="disconnect();" disabled="disabled">断开</button>
    </div>
    <div id="conversationDiv">
        <label>输入你的名字</label>
        <input type="text" id="name"/>
        <button id="sendName" onclick="sendName();">发送</button>
        <p id="response"></p>
    </div>
</div>
<script th:src="@{/js/sockjs.min.js}"></script>
<script th:src="@{/js/stomp.min.js}"></script>
<script th:src="@{/js/jquery.js}"></script>
<script type="text/javascript">
    var stompClient = null;
    function setConnected(connected) {
        document.getElementById("connect").disabled = connected;
        document.getElementById("disconnect").disabled = !connected;
        document.getElementById("conversationDiv").style.visibility = connected ? 'visible' : 'hidden';
        $('#response').html();
    }

    function connect() {
       var socket = new SockJS('/endpointWisely');
        stompClient = Stomp.over(socket);
        stompClient.connect({},function (frame) {
            setConnected(true);
            console.log('Connect:'+frame);
            stompClient.subscribe('/topic/getResponse', function(respnose){ //2
                showResponse(JSON.parse(respnose.body).responseMessage);
            });
        })
    }

    function disconnect() {
        if (stompClient != null){
            stompClient.disconnect();
        }
        setConnected(false);
        console.log("Disconnect");
    }

    function sendName() {
        var name = $("#name").val();
        alert(name);
        stompClient.send("/welcome", {}, JSON.stringify({'name': name}));
    }

    function showResponse(message) {
        var response = $("#response");
        response.html(message);
    }


</script>
</body>
</html>